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code

Definitions:

  System of communication in which arbitrary groups of letters, numbers, or symbols represent units of plain text of varying length.
Sources:
CNSSI 4009-2015 from NSTISSI No. 7002

  Computer instructions and data definitions expressed in a programming language or in a form output by an assembler, compiler, or other translator.
Sources:
CNSSI 4009-2015 from Merriam-Webster